[Elecraft] K3 RIT not working

[Christian Janssen DL1MGB]

Hi Henk,

nothing visible, but R79 was 700 Ohm instead of 10k. Found a THT 10kOhm and fortunately, there is enough space for this big resistor.

Now working like hell :-)

Many thanks!

73s Chris DL1MGB



Am 24.04.2021 um 10:48 schrieb hdv at kpnplanet.nl:
> Hi Chris,
> 
> Check if R78 and R79 are still OK.
> If the encoder does not get voltage(s) via these resistors if will never
> work.
> 73 Henk
> PA0C
> 
> -----Oorspronkelijk bericht-----
> Van: elecraft-bounces at mailman.qth.net <elecraft-bounces at mailman.qth.net>
> Namens Christian Janssen DL1MGB
> Verzonden: zaterdag 24 april 2021 09:53
> Aan: elecraft at mailman.qth.net
> Onderwerp: Re: [Elecraft]   K3 RIT not working
> 
> 
> 
> Am 24.04.2021 um 09:52 schrieb Christian Janssen DL1MGB:
>> Hi Gernit,
>>
>> maybe I was a bit unclear. The RIT didn't work before I changed the
> encoder. And it still doesn't work after I replaced the encoder by a brand
> new one directly shipped from Elecraft.
>>
>> 73s Chris DL1MGB
>>
>>
>>
>> Am 24.04.2021 um 09:39 schrieb G:
>>> Hi Chris
>>> I had the same issue with the filter shift pot. I mailed elecraft support
> and they sent me a replacement part. Takes some effort to replace it but it
> is doable.
>>> 73 Gernit DF5RF
>>>
>>> --
>>> Diese Nachricht wurde von meinem Android Mobiltelefon mit GMX Mail
> gesendet.
>>> Am 24.04.21, 07:38 schrieb Christian Janssen DL1MGB <chris at dl1mgb.com>:
>>>
>>>     Hello,
>>>
>>>     after doing some refurbishing (changing rotten connectors,
> cleaning,...) I was curious if changing the RIT encoder will make the RIT
> work again. But it doesn't.
>>>
>>>     K3 #1532
>>>     Firmware 5.67
>>>
>>>     I can press on the RIT and XIT button and it shows RIT and XIT in the
> display, the green LED below the CLR goes on. But when I turn the RIT knob,
> it stays at 0.00 and the frequency also doesn't change (also audibly). Also
> when both RIT and XIT are OFF and CONFIG:VFO CRS is ON, then no coarse with
> the RIT knob.
>>>
>>>     Is there any hidden setting I missed? Or died just this RIT/XIT
> function on the board? I also couldn't see any broken lines or parts around
> the RIT encoder on the PCB.
>>>
>>>     I am curious if there is easy help oout there.
>>>
>>>     73s Chris DL1MGB
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